CN217072999U - A integral type water-cooling air-dries device for producing plastic granules - Google Patents

Abstract

The utility model relates to the technical field of plastic processing, in particular to an integrated water-cooling air-drying device for producing plastic particles, which comprises an inlet pipe, a water-cooling tank and a cold air conveying mechanism, wherein the water-cooling tank is internally provided with a receiving chamber and a water mist cooling chamber from top to bottom, the receiving chamber is communicated with the water mist cooling chamber, the top of the receiving chamber is provided with a feed inlet, the feed inlet is communicated with one end of the inlet pipe, and the lower part of the water mist cooling chamber is provided with a discharge port; the input end of the cold air conveying mechanism is connected with the discharge port, the cold air conveying mechanism is provided with an air inlet and an air outlet, and the air outlet is communicated with the feeding pipe through a pipeline. This integral type water-cooling air-dries device simple structure can realize quick cooling and air-dry plastic granules.

Description

A integral type water-cooling air-dries device for producing plastic granules

Technical Field

The utility model relates to a plastics processing technology field, concretely relates to integral type water-cooling air-dries device for producing plastic granules.

Background

Plastic manufacturers generally use plastic blanks to perform secondary processing to produce plastic products. The plastic raw materials are plastic particles produced by chemical plants, and the plastic particles exist in a semi-finished product form, so that the plastic raw materials occupy small space and are convenient to store, transport, process and mold.

Plastic particles produced by the existing chemical plants generally crush large plastic blocks or plastic strips into particles, the crushed plastic particles have certain temperature, and water vapor in air is easy to adhere if the plastic particles are cooled at normal temperature in the injection molding processing industry, so that water drops adhere to the surfaces of the whole plastic particles. In the injection molding process, if wet plastic particles are used for injecting the product, various mechanical properties of the plastic product are obviously reduced, such as increased internal stress, easy generation of stress cracking, warping deformation and the like; the appearance of the plastic products is manifested by the problems of yellowing of the products, generation of pores, silver streaks, speckles, reduction of transparency and the like. In addition, the presence of moisture during extrusion and injection molding can cause uneven apparent viscosity of the plastic melt, which leads to the melt sticking to the runner and makes product molding difficult.

SUMMERY OF THE UTILITY MODEL

In order to overcome one of the deficiencies of the prior art, the utility model aims to provide an integral type water-cooling air-dries device for producing plastic granules, this integral type water-cooling air-dries device simple structure can realize cooling fast and air-dry plastic granules.

In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:

an integrated water-cooling air-drying device for producing plastic particles comprises a feeding pipe, a water-cooling tank and a cold air conveying mechanism, wherein a receiving chamber and a water mist cooling chamber are arranged in the water-cooling tank from top to bottom, the receiving chamber is communicated with the water mist cooling chamber, a feeding hole is formed in the top of the receiving chamber and is communicated with one end of the feeding pipe, and a discharging hole is formed in the lower part of the water mist cooling chamber; the cold wind conveying mechanism input is connected the discharge gate, be provided with air intake and air outlet on the cold wind conveying mechanism, the air outlet pass through the pipeline with the inlet pipe intercommunication.

Furthermore, be provided with a plurality of bleeder vents on the lateral wall of inlet pipe, the bleeder vent sets up the one end of inlet pipe feeding, the pipeline with the one end of inlet pipe ejection of compact is linked together.

Furthermore, the cold air conveying mechanism comprises an installation pipe, a conveying pipe and a driver, one end of the installation pipe is installed on the water cooling box, the conveying pipe can be rotatably installed in the installation pipe, an overflowing channel is formed between the conveying pipe and the inner wall of the installation pipe, and the overflowing channel is communicated with an inner hole of the conveying pipe through a plurality of air injection holes; the feeding end of the conveying pipe is communicated with the discharging hole; the inner wall of the conveying pipe is provided with spiral corrugations or a guide plate, the driver is installed on the installation pipe, and the output end of the driver is connected with the conveying pipe and used for driving the conveying pipe to rotate in the installation pipe; the air inlet and the air outlet are respectively arranged on the discharge end and the feed end of the mounting pipe and are communicated with the overflowing channel.

Furthermore, both ends of the conveying pipe are connected with the inner wall of the mounting pipe through bearings, and a baffle ring is arranged on the side surface of the mounting pipe, close to one end of the discharge port, of the bearing; and a seal ring is arranged on the end face of one end of the mounting pipe, which is far away from the discharge hole.

Further, be provided with the mounting panel on the installation pipe, the driver is installed on the mounting panel, be provided with drive gear on the output of driver, one that the conveyer pipe corresponds is served and is provided with the cooperation drive gear's ring gear.

Furthermore, a window is arranged at one end of the mounting pipe close to the driver, and the driving gear can penetrate through the window to be meshed with the gear ring.

Furthermore, one end of the installation pipe, which is far away from the driver, is provided with an installation flange, and the installation flange is provided with a plurality of installation holes.

Furthermore, a blocking ring is arranged in the middle of the overflowing channel, and the overflowing channel is divided into two mutually independent or communicated parts by the blocking ring.

Furthermore, be provided with a plurality of layers of otter board in the water smoke cold chamber, be provided with a plurality of through-holes that can lead to holding plastic granules on the otter board, the bottom of water smoke cold chamber is provided with awl fill string bag, the bottom intercommunication of awl fill string bag the discharge gate, the mesh on the awl fill string bag can not lead to holding plastic granules, be provided with a plurality of shower nozzles on the lateral wall of water smoke cold chamber.

Furthermore, the bottom in the water mist cooling chamber is connected with a collecting water tank, a liquid discharge pipe is arranged at the bottom of the collecting water tank, and a valve body is arranged on the liquid discharge pipe.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model discloses an integral type water-cooling air-dries device communicates plastics crushing apparatus through the inlet pipe, is convenient for arrange water-cooling tank and cold wind conveying mechanism, and the plastic granules that the inlet pipe discharged can realize the cooling of plastic granules through the water smoke cooling of water smoke cold chamber fast, adopts the mode of water smoke to cool off simultaneously, can fully make water smoke and plastic granules contact, improves refrigerated efficiency. And cold wind conveying mechanism can the secondary cooling plastic granules, can also air-dry the surperficial moisture of plastic granules simultaneously, realizes the air-drying of plastic granules, the subsequent processing of the plastic granules of being convenient for. And the air current after cold wind conveying mechanism uses passes through the pipeline with the inlet pipe intercommunication, can realize the cooling work of plastic granules in the inlet pipe in advance, improve the cooling effect of whole plastic granules.

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a first schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural diagram ii of the embodiment of the present invention;

fig. 3 is an exploded view of an embodiment of the present invention;

fig. 4 is a cross-sectional view of an embodiment of the invention;

fig. 5 is a schematic structural view of a cold air conveying mechanism in an embodiment of the present invention;

fig. 6 is a sectional view of the cold air conveying mechanism according to the embodiment of the present invention.

The reference numbers illustrate: the device comprises a feeding pipe 100, an air vent 110, a water cooling tank 200, a receiving chamber 210, a water mist cooling chamber 220, a screen plate 221, a through hole 222, a cone-shaped funnel net bag 223, a spray head 224, a discharge hole 240, a valve body 250, a liquid discharge pipe 260, a water collecting tank 270, a cold air conveying mechanism 300, an air inlet 310, an air outlet 320, a pipeline 330, a mounting pipe 340, a baffle ring 341, a sealing ring 342, a mounting plate 343, a window 344, a mounting flange 345, a mounting hole 346, a conveying pipe 350, a guide plate 351, an air injection hole 352, a gear ring 353, a driver 360, a driving gear 361, an overflowing channel 370, a bearing 380 and a blocking ring 390

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 to 6, the present invention provides an integrated water-cooling air drying device for producing plastic particles, including a feeding pipe 100, a water cooling tank 200 and a cold air conveying mechanism 300, wherein a receiving chamber 210 and a water mist cooling chamber 220 are arranged in the water cooling tank 200 from top to bottom, the receiving chamber 210 is communicated with the water mist cooling chamber 220, a feeding port 230 is arranged at the top of the receiving chamber 210, the feeding port 230 is communicated with one end of the feeding pipe 100, and a discharging port 240 is arranged at the lower part of the water mist cooling chamber 220; the input end of the cold air conveying mechanism 300 is connected to the discharge port 240, the cold air conveying mechanism 300 is provided with an air inlet 310 and an air outlet 320, and the air outlet 320 is communicated with the feed pipe 100 through a pipeline 330. Wherein the feed tube 100 is at least partially rigid, which facilitates communication of the conduit 330. While the feed pipe 100 is used in this application to connect the water cooling tank 200 to an external crushing apparatus.

It should be noted that the cold air conveying mechanism 300 in the present application can adopt a conventional plastic air drying device, such as the structure disclosed in the cooling system of the patent CN201921958373.4 polystyrene plastic particle molding, and the present application is not detailed herein. In addition, a blocking structure can be arranged between the receiving chamber 210 and the water mist cooling chamber 220, so that plastic particles discharged from the feeding pipe 100 can be buffered when entering the receiving chamber 210, the dropping speed is reduced, and the water mist can be conveniently contacted with the plastic particles. Therefore, in one embodiment of the present application, a buffering baffle is disposed between the inside of the water mist cooling chamber 220 and the receiving chamber 210, and the buffering baffle can be rotatably hinged in the water cooling tank 200. It is noted that the damper is not shown in the drawings. When plastic particles discharged from the feed pipe 100 impact the baffle plate, the speed can be effectively reduced, and the baffle plate can swing without affecting the flow of the whole plastic from the receiving chamber 210 into the mist cooling chamber 220.

The utility model discloses an integral type water-cooling air-dries device communicates plastics crushing apparatus through inlet pipe 100, is convenient for arrange water-cooling tank 200 and cold wind conveying mechanism 300, and inlet pipe 100 exhaust plastic granules can realize plastic granules's cooling through the water smoke cooling of water smoke cold chamber 220 fast, adopts the mode of water smoke to cool off simultaneously, can fully make water smoke and plastic granules contact, improves refrigerated efficiency. And cold wind conveying mechanism 300 can the secondary cooling plastic granules, can also air-dry the moisture on plastic granules surface simultaneously, realizes the air-drying of plastic granules, the subsequent processing of the plastic granules of being convenient for. And the air current after cold wind conveying mechanism 300 uses is through pipeline 330 with inlet pipe 100 intercommunication, can realize the cooling work of plastic granules in inlet pipe 100 in advance, improves the cooling effect of whole plastic granules.

Referring to fig. 1 to 3, in order to stabilize the pressure inside the whole device, since the pipe 330 supplies the cooling air flow with water vapor to the feeding pipe 100, in one embodiment of the present application, a plurality of ventilation holes 110 are formed on the side wall of the feeding pipe 100, the ventilation holes 110 are disposed at the feeding end of the feeding pipe 100, and the pipe 330 is communicated with the discharging end of the feeding pipe 100. Through the design, the low-temperature air flow with the water vapor discharged by the pipeline 330 can be reused, and the temperature of the plastic particles supplied to the receiving chamber 210 by the feeding pipe 100 can be reduced to a certain extent, so that the double purposes are achieved.

Join in fig. 3 and draw and fig. 4, in order to reduce plastic granules's the speed that drops effectively, improve the contact time of plastic granules and water smoke simultaneously, in a modified embodiment of this application, be provided with a plurality of layers of otter board 221 in the water smoke cold chamber 220, be provided with a plurality of through-holes 222 that can lead to holding plastic granules on the otter board 221, the bottom of water smoke cold chamber 220 is provided with awl fill string bag 223, the bottom intercommunication of awl fill string bag 223 discharge gate 240, the mesh on the awl fill string bag 223 can not lead to holding plastic granules, be provided with a plurality of shower nozzles 224 on the lateral wall of water smoke cold chamber 220. The spray head 224 is actually communicated with a water pipe, the water pipe is arranged on the inner side wall of the water mist cooling chamber 220, and the water pipe is connected with an external supply and return pipeline; of course, in some embodiments, the spray head 224 is directly penetrated on the side wall of the mist cooling chamber 220, and the application prefers that the spray head 224 is installed on the water pipe. It explains that the water mist can also wash the surface dust of the plastic particles in the application, so that the cleanness of the whole plastic particles is ensured, and the later-stage processing is facilitated.

Further, because the spray heads 224 continuously spray water in the above embodiments, even though the plastic particles carry away part of the water, the water mist in the water mist cooling chamber 220 may still condense into condensed water after cooling, so as to facilitate draining of the condensed water. The bottom of the water mist cooling chamber 220 is connected with a water collecting tank 270, and the water collecting tank 270 can effectively receive the condensed water of the water mist cooling chamber 220. In the above embodiment, it has been described that dust particles are entrained in the crushed plastic particles, for this reason, a drain pipe 260 is arranged on the bottom of the collecting water tank 270, a valve body 250 is arranged on the drain pipe 260, and a worker can open the valve body 250 to drain condensed water and deposited dust if necessary, so as to ensure the normal operation of the whole water mist cooling chamber 220.

With further reference to fig. 3-6, the present application provides a specific structure of the cool air delivery mechanism 300 in order to better discharge the plastic particles cooled by the mist cooling chamber 220 and reduce the space structure of the whole equipment. The cold air conveying mechanism 300 comprises a mounting pipe 340, a conveying pipe 350 and a driver 360, wherein one end of the mounting pipe 340 is mounted on the water cooling box 200, the conveying pipe 350 can be rotatably mounted in the mounting pipe 340, an overflowing channel 370 is formed between the conveying pipe 350 and the inner wall of the mounting pipe 340, and the overflowing channel 370 is communicated with an inner hole of the conveying pipe 350 through a plurality of air injection holes 352; the feeding end of the conveying pipe 350 is communicated with the discharge hole 240; the inner wall of the conveying pipe 350 is provided with spiral ripples or a guide plate 351, the driver 360 is installed on the installation pipe 340, and the output end of the driver is connected with the conveying pipe 350 so as to drive the conveying pipe 350 to rotate in the installation pipe 340; the air inlet 310 and the air outlet 320 are respectively arranged at the discharge end and the feed end of the mounting pipe 340, and are both communicated with the flow passage 370. Wherein the driver 360 drive conveyer pipe 350 rotates the back, and spiral ripple or guide plate 351 can drive the plastic granules that fall into in conveyer pipe 350 when following the rotation and turn and advance, and the air current that the fumarole 352 on the passageway 370 that overflows at this moment can air-dry plastic granules effectively, can make plastic granules realize row material and air-dry operation simultaneously like this, kills two birds with one stone, compact structure simultaneously. Among them, the driver 360 is preferably a driving motor.

In the above embodiment, it should be added that after the cold air delivered from the air inlet 310 enters the flow passage 370, a part of the cold air may directly pass through the air outlet 320 and enter the pipeline 330; and a portion of the air flow will pass through the air injection holes 352 into the transfer tube 350 to air dry the plastic particles. Furthermore, in order to increase the efficiency of the whole air drying, in a modified embodiment of the present application, a blocking ring 390 is disposed in the middle of the flow passage 370, and the blocking ring 390 separates the flow passage 370 into two independent or communicating portions. The overflow channel 370 is preferably divided into two independent parts by the spacer 390, so that the air inlet 310 enters the conveying pipe 350 through the air injection hole 352 at the end to air-dry plastic particles, the plastic particles pass through the air injection hole 352 at the end close to the air outlet 320 after air-drying and enter the overflow channel 370, and finally the low-temperature air flow with water vapor enters the feeding pipe 100 through the air outlet 320 and the pipeline 330 in sequence; the whole cooling air drying process is ingenious in design and compact in structure, cooling of plastic particles and secondary utilization of low-temperature air flow can be effectively achieved, and energy consumption is reduced.

Referring to fig. 4 and 6, as an improvement of the above technical solutions, in an improvement of the present application, in order to facilitate the relative rotation between the delivery pipe 350 and the mounting pipe 340, both ends of the delivery pipe 350 are connected to the inner wall of the mounting pipe 340 through a bearing 380, and a stop ring 341 is disposed on a side surface of the bearing 380 of the mounting pipe 340, which is located at an end close to the discharge port 240; and a sealing ring 342 is arranged on the end surface of the mounting pipe 340 far away from the discharge hole 240. Wherein the area between the delivery pipe 350 and the mounting pipe 340 between the two bearings 380 constitutes the transfer passage 370. The main function of the retainer ring 341 is to facilitate the installation of the bearing 380, and the main function of the seal ring 342 is to facilitate the later sealing of the flow passage 370, and also to facilitate the later frequent removal and replacement of the bearing 380 and the delivery pipe 350.

With further reference to fig. 5 and 6, in a modification of the present application, to facilitate mounting of the driver 360, a mounting plate 343 is provided on the mounting tube 340, and the driver 360 is mounted on the mounting plate 343. The output end of the driver 360 is provided with a driving gear 361, and the corresponding end of the conveying pipe 350 is provided with a gear ring 353 matched with the driving gear 361. In addition, the driver 360 can also drive the delivery pipe 350 to rotate through a belt.

In the above technical solution, in order to achieve effective meshing between the driving gear 361 and the gear ring 353, in one embodiment of the present application, a window 344 is disposed on one end of the mounting tube 340 close to the driver 360, and the driving gear 361 can pass through the window 344 to mesh with the gear ring 353. Of course, in some embodiments, the end of the mounting tube 340 adjacent the actuator 360 may be notched.

Further, in order to facilitate mounting and fixing the whole cold air delivery mechanism 300 on the water cooling box 200, in one embodiment of the present application, a mounting flange 345 is disposed on an end of the mounting pipe 340 away from the driver 360, and a plurality of mounting holes 346 are disposed on the mounting flange 345. Wherein, the mounting flange 345 can be locked and fixed on the outer side of the water cooling box 200 by means of screws passing through the mounting holes 346.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (10)

1. A integral type water-cooling air-dries device for producing plastic granules, its characterized in that includes

A feeding pipe is arranged on the bottom of the feeding pipe,

the water cooling tank is internally provided with a receiving chamber and a water mist cooling chamber from top to bottom, the receiving chamber is communicated with the water mist cooling chamber, the top of the receiving chamber is provided with a feeding hole, the feeding hole is communicated with one end of the feeding pipe, and the lower part of the water mist cooling chamber is provided with a discharging hole;

the inlet end of the cold air conveying mechanism is connected with the discharge port, an air inlet and an air outlet are formed in the cold air conveying mechanism, and the air outlet is communicated with the inlet pipe through a pipeline.

2. The integrated water-cooling air-drying device for producing plastic particles as claimed in claim 1, wherein: be provided with a plurality of bleeder vents on the lateral wall of inlet pipe, the bleeder vent sets up the one end of inlet pipe feeding, the pipeline with the one end of inlet pipe ejection of compact is linked together.

3. The integrated water-cooling air-drying device for producing plastic granules as claimed in claim 1, wherein: the cold air conveying mechanism comprises an installation pipe, a conveying pipe and a driver, one end of the installation pipe is installed on the water cooling tank, the conveying pipe can be rotatably installed in the installation pipe, an overflowing channel is formed between the conveying pipe and the inner wall of the installation pipe, and the overflowing channel is communicated with an inner hole of the conveying pipe through a plurality of air injection holes; the feeding end of the conveying pipe is communicated with the discharging hole; the inner wall of the conveying pipe is provided with spiral corrugations or a guide plate, the driver is installed on the installation pipe, and the output end of the driver is connected with the conveying pipe and used for driving the conveying pipe to rotate in the installation pipe; the air inlet and the air outlet are respectively arranged on the discharge end and the feed end of the mounting pipe and are communicated with the overflowing channel.

4. The integrated water-cooling air-drying device for producing plastic granules as claimed in claim 3, wherein: the two ends of the conveying pipe are connected with the inner wall of the mounting pipe through bearings, and a baffle ring is arranged on the side surface, close to one end of the discharge hole, of the bearing of the mounting pipe; and a seal ring is arranged on the end face of one end of the mounting pipe, which is far away from the discharge hole.

5. The integrated water-cooling air-drying device for producing plastic granules as claimed in claim 3, wherein: the installation pipe is provided with a mounting plate, the driver is installed on the mounting plate, the output end of the driver is provided with a driving gear, one end corresponding to the conveying pipe is provided with a gear ring matched with the driving gear.

6. The integrated water-cooling air-drying device for producing plastic particles as claimed in claim 5, wherein: one end of the mounting pipe close to the driver is provided with a window, and the driving gear can penetrate through the window to be meshed with the gear ring.

7. The integrated water-cooling air-drying device for producing plastic granules as claimed in claim 3, wherein: one of the ends of the installation pipe far away from the driver is provided with an installation flange, and the installation flange is provided with a plurality of installation holes.

8. The integrated water-cooling air-drying device for producing plastic granules as claimed in claim 3, wherein: the middle part of the overflowing channel is provided with a blocking ring which separates the overflowing channel into two mutually independent or communicated parts.

9. An integrated water-cooled air drying plant for the production of plastic granules according to any one of claims 1-8, characterized in that: the utility model discloses a plastic particle spraying machine, including water smoke cold chamber, discharge gate, water smoke cold chamber, be provided with a plurality of layers of otter board in the water smoke cold chamber, be provided with a plurality of through-holes that can lead to holding plastic particle on the otter board, the bottom of water smoke cold chamber is provided with the awl and fights the string bag, the bottom intercommunication of awl fill string bag the discharge gate, the mesh on the awl fill string bag can not lead to holding plastic particle, be provided with a plurality of shower nozzles on the lateral wall of water smoke cold chamber.

10. An integrated water-cooled air drying plant for producing plastic granules as claimed in claim 9, characterized in that: the bottom in the water mist cooling chamber is connected with a water collecting tank, a liquid discharge pipe is arranged on the bottom of the water collecting tank, and a valve body is arranged on the liquid discharge pipe.

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